import router from './router'
import store from './store'
import { Message } from 'element-ui'
import NProgress from 'nprogress' // progress bar
import 'nprogress/nprogress.css' // progress bar style
import { getToken } from '@/utils/auth' // get token from cookie
import getPageTitle from '@/utils/get-page-title'

NProgress.configure({ showSpinner: false }) // NProgress Configuration

const whiteList = ['/login', '/auth-redirect'] // no redirect whitelist

router.beforeEach(async(to, from, next) => {
  // start progress bar
  NProgress.start()

  // set page title
  document.title = getPageTitle(to.meta.title)

  // determine whether the user has logged in
  const hasToken = getToken()
  if (hasToken) {
    if (to.path === '/login') {
      // if is logged in, redirect to the home page
      // next({ path: '/' })
        next()
        NProgress.done() // hack: https://github.com/PanJiaChen/vue-element-admin/pull/2939
    } else {
      // determine whether the user has obtained his permission roles through getInfo
      console.log('@@@5', store.getters.roles);
      const hasRoles = store.getters.roles && store.getters.roles.length > 0
      if (hasRoles) {
        next()
      } else {
        // next()
        // try {
        //   // get user info
        //   // note: roles must be a object array! such as: ['admin'] or ,['developer','editor']
        //   // const { roles } = await store.dispatch('user/getInfo')

        //   // generate accessible routes map based on roles
          const accessRoutes = await store.dispatch('permission/generateRoutes', 'admin')

        //   // dynamically add accessible routes
          router.addRoutes(accessRoutes)
          next()

        //   // hack method to ensure that addRoutes is complete
        //   // set the replace: true, so the navigation will not leave a history record
          // next({ ...to, replace: true })
        // } catch (error) {
        //   // remove token and go to login page to re-login
        //   await store.dispatch('user/resetToken')
        //   Message.error(error || 'Has Error')
        //   next(`/login?redirect=${to.path}`)
        //   NProgress.done()
        // }
      }
    }
  } else {
    /* has no token*/

    if (whiteList.indexOf(to.path) !== -1) {
      // in the free login whitelist, go directly
      next()
    } else {
      // other pages that do not have permission to access are redirected to the login page.
      next(`/login?redirect=${to.path}`)
      NProgress.done()
    }
  }
})

router.afterEach(() => {
  // finish progress bar
  NProgress.done()
})
